/*
* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013
* Jonathan Schleifer <js@webkeks.org>
*
* All rights reserved.
*
* This file is part of ObjFW. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE.QPL included in
* the packaging of this file.
*
* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include "config.h"
#include <stdlib.h>
#import "OFSeekFailedException.h"
#import "OFString.h"
#import "OFSeekableStream.h"
#import "common.h"
@implementation OFSeekFailedException
+ (instancetype)exceptionWithStream: (OFSeekableStream*)stream
offset: (off_t)offset
whence: (int)whence
{
return [[[self alloc] initWithStream: stream
offset: offset
whence: whence] autorelease];
}
- init
{
@try {
[self doesNotRecognizeSelector: _cmd];
} @catch (id e) {
[self release];
@throw e;
}
abort();
}
- initWithStream: (OFSeekableStream*)stream
offset: (off_t)offset
whence: (int)whence
{
self = [super init];
_stream = [stream retain];
_offset = offset;
_whence = whence;
_errNo = GET_ERRNO;
return self;
}
- (void)dealloc
{
[_stream release];
[super dealloc];
}
- (OFString*)description
{
return [OFString stringWithFormat:
@"Seeking failed in stream of type %@! " ERRFMT, [_stream class],
ERRPARAM];
}
- (OFSeekableStream*)stream
{
OF_GETTER(_stream, true)
}
- (off_t)offset
{
return _offset;
}
- (int)whence
{
return _whence;
}
- (int)errNo
{
return _errNo;
}
@end